210120001011212 has 12 divisors (see below), whose sum is σ = 367864436898336. Its totient is φ = 105015876183120.

The previous prime is 210120001011191. The next prime is 210120001011307. The reversal of 210120001011212 is 212110100021012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11031069908 + ... + 11031088955.

It is an arithmetic number, because the mean of its divisors is an integer number (30655369741528).

Almost surely, 2^{210120001011212} is an apocalyptic number.

It is an amenable number.

210120001011212 is a deficient number, since it is larger than the sum of its proper divisors (157744435887124).

210120001011212 is a wasteful number, since it uses less digits than its factorization.

210120001011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22062161248 (or 22062161246 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210120001011212 its reverse (212110100021012), we get a palindrome (422230101032224).

The spelling of 210120001011212 in words is "two hundred ten trillion, one hundred twenty billion, one million, eleven thousand, two hundred twelve".